题目内容
-1,0,2.5,+
,-1.732,-3.14,106,-
,-1
中,正数有______,负数有______.
| 4 |
| 3 |
| 6 |
| 7 |
| 2 |
| 5 |
根据正数与负数的定义,
判断可得,正数有2.5,+
,106,
负数-1,-1.732,-3.14,-
,-1
.
故答案为:2.5,+
,106;-1,-1.732,-3.14,-
,-1
.
判断可得,正数有2.5,+
| 4 |
| 3 |
负数-1,-1.732,-3.14,-
| 6 |
| 7 |
| 2 |
| 5 |
故答案为:2.5,+
| 4 |
| 3 |
| 6 |
| 7 |
| 2 |
| 5 |
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